CN110355897A - A kind of polyvinyl chloride manufacturing equipment for medical package - Google Patents
A kind of polyvinyl chloride manufacturing equipment for medical package Download PDFInfo
- Publication number
- CN110355897A CN110355897A CN201910679725.0A CN201910679725A CN110355897A CN 110355897 A CN110355897 A CN 110355897A CN 201910679725 A CN201910679725 A CN 201910679725A CN 110355897 A CN110355897 A CN 110355897A
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- Prior art keywords
- level
- fixedly connected
- hole
- chamber
- stir chamber
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- External Artificial Organs (AREA)
Abstract
A kind of polyvinyl chloride manufacturing equipment for medical package disclosed by the invention, including fuselage, top is equipped with level-one stir chamber in the fuselage, the waist is equipped with second level stir chamber, rotation chamber is equipped with below the fuselage, extruding cavity is equipped on the right side of the rotation chamber, the body upper is equipped with left bucket and right bucket, suction apparatus is equipped on the left of the fuselage, the rotation is intracavitary to be fixedly connected with motor and hydraulic device, long axis is rotatably connected in the level-one stir chamber, the long axis is through the second level stir chamber and extends to the rotation chamber, invention is prepared by integrated raw material and integrated plasticizer is prepared, by the control of valve so that each process is continuously got up, and whole process carries out in confined space, the environment of bacteria-and dust-free is provided for entire manufacturing process, pass through a series of mechanical biography It is dynamic, so that equipment can change revolving speed to meet the revolving speed needs of different process.
Description
Technical field
The present invention relates to medical package manufacturing field, specially a kind of polyvinyl chloride manufacturing equipment for medical package.
Background technique
Medical package material needs to carry out in bacteria-and dust-free environment in the fabrication process, just can guarantee packaging material in this way
Safety, medical package material is generally fabricated using polyvinyl chloride, in existing manufacturing technology, production process compared with
It is more, it needs to put into a large amount of artificial and machinery and is produced, in order to improve the production efficiency, reduce the investment of mechanical equipment, therefore
A kind of polyvinyl chloride manufacturing equipment of high degree of automation of design.
Summary of the invention
Technical problem:
The polyvinyl chloride complex manufacturing process of medical package, the degree of automation are lower.
To solve the above problems, this example devises a kind of polyvinyl chloride manufacturing equipment for medical package, it is of the invention
A kind of polyvinyl chloride manufacturing equipment for medical package, including fuselage, the interior top of the fuselage is equipped with level-one stir chamber, described
Waist is equipped with second level stir chamber, and rotation chamber is equipped with below the fuselage, is equipped with extruding cavity, the machine on the right side of the rotation chamber
Side is equipped with left bucket and right bucket with it, and suction apparatus is equipped on the left of the fuselage, and the rotation is intracavitary to be fixedly connected with motor and liquid
Pressure device is rotatably connected to long axis in the level-one stir chamber, and the long axis is through the second level stir chamber and extends to institute
It states rotation chamber, when work, the configuration of plasticizer is carried out in the level-one stir chamber, raw material is drawn into institute by the suction apparatus
It is stirred configuration in stating, then the plasticizer in the level-one stir chamber is put into the second level stir chamber again, plasticizer
Enter the extruding cavity after being stirred with raw material to squeeze out, finally obtains spare plastic pellet, the present invention passes through in confined space
Interior progress, controls ingredient by the switch of each valve, and is poly- by the multiple rotating devices of motor driven
The preparation of vinyl chloride improves the environment of a bacteria-and dust-free, and improves production efficiency.
Further, it is equipped with left chamber in the left bucket, right chamber is equipped in the right bucket, is communicated with below the left chamber left logical
Hole, the right chamber lower section are communicated with right through-hole, and the left through-hole and the right through-hole are connected to the level-one stir chamber, and described one
It is communicated with middle through-hole below grade stir chamber, the second level stir chamber, the second level stir chamber lower section are connected to below the middle through-hole
It is communicated with lower through-hole, the lower through-hole is communicated with the extruding cavity, and extrusion, the second level stirring are equipped on the right side of the extruding cavity
Chamber upper left side is equipped with import, and the inlet communication has feed-throughs and auxiliary through hole, the feed-throughs and the suction apparatus
Connection.
Further, left valve block is slidably connected in the left through-hole, the left valve block right end is fixedly connected with upper spring
And rope, the left through-hole are connected to by aperture with the right through-hole, the rope and the right side being slidably disposed in the right through-hole
Valve block left end is fixedly connected, and the right valve block right end is fixedly connected with push plate.Further, in the level-one stirring cavity wall
Equipped with level-one heating device, the long axis is fixedly connected with level-one stirring sheet in the level-one stir chamber, and the long axis is in institute
State and be fixedly connected with second level stirring sheet in second level stir chamber, the long axis it is described rotation it is intracavitary be fixedly connected with upper bevel gear,
Second level heating device is equipped in the second level stirring cavity wall.
Further, the upper bevel gear is engaged with lower bevel gear, and the lower bevel gear is fixedly connected with and the rotation
The upper horizontal axis of cavity wall rotation connection, the upper horizontal axis is fixedly connected and gear, and the gear is engaged with lower gear, described
Lower gear is fixedly connected with lower horizontal axis, and the upper horizontal axis, which extends in the extruding cavity, is fixedly connected with pressure ram, under described
Horizontal axis, which extends in the extruding cavity, is fixedly connected with lower pressure ram, and three-level heating device is equipped in the extrusion cavity wall.Into
One step is communicated with slide opening on the right side of the lower through-hole, slidably connects bent plate in the slide opening, the bent plate extend to it is described under
Through-hole, the bent plate right side are fixedly connected with lower spring, and the slide opening upper wall is rotatably connected to perpendicular quarter butt, the perpendicular quarter butt upper end
Be fixedly connected with knob, cam be fixedly connected with below the perpendicular quarter butt, be communicated with middle slide opening on the left of the middle through-hole, it is described in
Middle spring is fixedly connected in slide opening, the middle spring is fixedly connected with the middle valve plate being slidably connected with the middle slide opening, described
Middle valve plate right end is fixedly connected with middle slide bar.
Further, the hydraulic device has been connected by power telescopic rod, and the telescopic rod, which is fixedly connected, is connected with hanging plate, institute
It states hanging plate and is rotatably connected to telescopic shaft, the telescopic shaft spline is connected with the axle sleeve connecting with the motor power, described flexible
Axis is fixedly connected with upper left gear and upper right gear, and the lower horizontal axis is fixedly connected with lower-left gear and bottom right gear.
Further, the axle sleeve is fixedly connected with preceding sprocket wheel, and the preceding sprocket wheel is sequentially connected with chain, and the chain passes
Dynamic to be connected with rear sprocket wheel, the rear sprocket wheel is fixedly connected with input shaft, and the input shaft is connected by power with the suction apparatus, institute
It states and is equipped with suction inlet below suction apparatus.
Detailed description of the invention
The present invention is described in detail by following specific embodiments and drawings for ease of explanation,.
Fig. 1 is a kind of overall structure diagram of polyvinyl chloride manufacturing equipment for medical package of the invention；
Fig. 2 is the right side structural representation of Fig. 1；
Fig. 3 is the enlarged structure schematic diagram of A in Fig. 1；
Fig. 4 is the enlarged structure schematic diagram of B in Fig. 1；
Fig. 5 is the enlarged structure schematic diagram of C in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-Fig. 5, the present invention is described in detail, for sake of convenience, now provides to hereafter described orientation
As follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
The present invention relates to a kind of polyvinyl chloride manufacturing equipments for medical package, are mainly used in medical package material
Manufacture.
A kind of polyvinyl chloride manufacturing equipment for medical package of the invention, including fuselage 10, in the fuselage 10 on
Side is equipped with level-one stir chamber 18, and second level stir chamber 26 is equipped in the middle part of the fuselage 10, rotation chamber 57 is equipped with below the fuselage 10,
It is equipped with extruding cavity 42 on the right side of the rotation chamber 57, left bucket 11 and right bucket 13,10 left side of fuselage are equipped with above the fuselage 10
Equipped with suction apparatus 27, it is fixedly connected with motor 50 and hydraulic device 51 in the rotation chamber 57, in the level-one stir chamber 18
It is rotatably connected to long axis 23, the long axis 23 is through the second level stir chamber 26 and extends to the rotation chamber 57, when work,
The configuration of plasticizer is carried out in the level-one stir chamber 18, raw material is drawn into described 26 by the suction apparatus 27 to be stirred
Configuration is mixed, then the plasticizer in the level-one stir chamber 18 is put into the second level stir chamber 26 again, plasticizer and raw material
Enter the extruding cavity 42 after being stirred to squeeze out, finally obtain spare plastic pellet, the present invention by confined space into
Row, controls ingredient by the switch of each valve, and is polychlorostyrene second by the multiple rotating devices of motor driven
The preparation of alkene improves the environment of a bacteria-and dust-free, and improves production efficiency.
Preferably, it is equipped with left chamber 12 in the left bucket 11, is equipped with right chamber 14 in the right bucket 13, connects below the left chamber 12
It is connected with left through-hole 15, right through-hole 16, the left through-hole 15 and the right through-hole 16 and described one are communicated with below the right chamber 14
Grade stir chamber 18 is connected to, and is communicated with middle through-hole 66 below the level-one stir chamber 18, is connected to described two below the middle through-hole 66
Grade stir chamber 26, is communicated with lower through-hole 35 below the second level stir chamber 26, and the lower through-hole 35 is communicated with the extruding cavity 42,
Extrusion 43 is equipped on the right side of the extruding cavity 42,26 upper left side of second level stir chamber is equipped with import 22, and the import 22 is connected to
There are feed-throughs 21 and auxiliary through hole 20, the feed-throughs 21 are connected to the suction apparatus 27.
Preferably, left valve block 70 is slidably connected in the left through-hole 15, left 70 right end of valve block is fixedly connected with
Spring 74 and rope 73, the left through-hole 15 are connected to by aperture 72 with the right through-hole 16, the rope 72 be slidably disposed within
71 left end of right valve block in the right through-hole 16 is fixedly connected, and right 71 right end of valve block is fixedly connected with push plate 17.It is preferred that
Ground, 18 inner wall of level-one stir chamber is interior to be equipped with level-one heating device 19, and the long axis 23 is solid in the level-one stir chamber 18
Surely it is connected with level-one stirring sheet 24, the long axis 23 is fixedly connected with second level stirring sheet 25, institute in the second level stir chamber 26
It states long axis 23 and is fixedly connected with upper bevel gear 62 the rotation is intracavitary, second level is equipped in 26 inner wall of second level stir chamber and is heated
Device 28.
Preferably, the upper bevel gear 62 is engaged with lower bevel gear 63, the lower bevel gear 63 be fixedly connected with it is described
The upper horizontal axis 36 of 57 inner wall of chamber rotation connection is rotated, the upper horizontal axis 36 is fixedly connected to be nibbled with gear 64, the gear 64
Conjunction has lower gear 65, and the lower gear 65 is fixedly connected with lower horizontal axis 37, and the upper horizontal axis 36 extends in the extruding cavity 42
It is fixedly connected with pressure ram 40, the lower horizontal axis 37, which extends in the extruding cavity 42, is fixedly connected with lower pressure ram 41, institute
It states and is equipped with three-level heating device 75 in 42 inner wall of extruding cavity.Preferably, slide opening 33, the cunning are communicated on the right side of the lower through-hole 35
Bent plate 38 is slidably connected in hole 33, the bent plate 38 extends to the lower through-hole 35, is fixedly connected on the right side of the bent plate 38
Lower spring 39,33 upper wall of slide opening are rotatably connected to perpendicular quarter butt 32, and perpendicular 32 upper end of quarter butt is fixedly connected with knob 31, institute
It states and is fixedly connected with cam 34 below perpendicular quarter butt 32, be communicated with middle slide opening 68 on the left of the middle through-hole 66, in the middle slide opening 68
It is fixedly connected with middle spring 69, the middle spring 69 is fixedly connected with the middle valve plate 67 being slidably connected with the middle slide opening 68, institute
It states 67 right end of middle valve plate and is fixedly connected with middle slide bar 44.
Preferably, the hydraulic device 51 has been connected by power telescopic rod 52, and the telescopic rod 52, which is fixedly connected, is connected with extension
Plate 53, the hanging plate 53 be rotatably connected to telescopic shaft 59, and the telescopic shaft spline is connected with to be connected by power with the motor 50
Axle sleeve 55, the telescopic shaft 59 are fixedly connected with upper left gear 58 and upper right gear 61, and the lower horizontal axis 37 is fixedly connected with a left side
Lower gear 56 and bottom right gear 60.
Preferably, sprocket wheel 54 before the axle sleeve 54 is fixedly connected with, the preceding sprocket wheel 54 is sequentially connected with chain 46, described
Chain 46 is sequentially connected with rear sprocket wheel 47, and the rear sprocket wheel 47 is fixedly connected with input shaft 48, the input shaft 48 and the suction
Enter device 27 to be connected by power, suction inlet 49 is equipped with below the suction apparatus 27.
One of this paper is walked for the use of the polyvinyl chloride manufacturing equipment of medical package below in conjunction with Fig. 1 to Fig. 5
Suddenly it is described in detail:
1, when working, it is put into plasticizer ingredient in the left chamber 12 and the right chamber 14, starts the motor 50, described in drive
Preceding sprocket wheel 54 rotates, and drives the suction apparatus 27 to work by intermediate transmission, raw material is put under the suction inlet 49 at this time
Side, under the action of suction apparatus 27, raw material enters in the second level stir chamber 26, starts the hydraulic device 51, pushes away
It moves the telescopic rod 52 to be moved to the left, so that the upper left gear 58 is engaged with the lower-left gear 56, by intermediary transfer belt
The level-one stirring sheet 24 and the second level stirring sheet 25 rotation are moved, the upper push plate 17 is pushed to the right at this time, drives the left side
Valve block 70 and the right valve block 71 move right, and the liquid in the left chamber 12 and the right chamber 14 enters the level-one stir chamber
In 18, heating stirring is carried out by the level-one heating device 19 and obtains plasticizer, while being added by the auxiliary through hole 20
In adjuvant to second level stir chamber 26, so that adjuvant and raw material stir in the second level stir chamber 26, and by described
Second level heating device 28 heats, and it is spare to be subsequently cooled to certain temperature.
2, the middle slide bar 44 is pushed to the left, the middle valve plate 67 is driven to be moved to the left, and plasticizer passes through the middle through-hole
66 enter the second level stir chamber 26, are again started up the hydraulic device 51, so that the upper right gear 61 and the bottom right tooth
60 engagement of wheel, is again started up the motor 50 at this time, drives 25 high-speed rotation of second level stirring sheet to stir by intermediate transmission,
And it is heated again by the second level heating device 28, then stops stirring, cooling a period of time arrives certain temperature.
3, the knob 31 is then rotated, drives the perpendicular quarter butt 32 to rotate, while the cam 34 being driven to rotate, it is described
Cam 34 drives the bent plate 38 to move right after contacting with the bent plate 38, the raw material in the second level stir chamber 26 passes through institute
It states lower through-hole 35 and enters the extruding cavity 42, start institute's motor 50, drive the upper pressure ram 40 and described by intermediate transmission
Lower pressure ram 41 rotates, and is heated by the three-level heating device 75, and the raw material in the extruding cavity 42 is passed through
It is spare that plastic pellet is obtained after the extrusion of extrusion 43 is cooling.
4, by control valve opening and closing and motor speed, the polyvinyl chloride suitable for different formulations manufactures the present invention, above
Step can be adjusted according to concrete technology flow process.
The beneficial effects of the present invention are: the present invention is prepared by integrated raw material and integrated plasticizer is prepared, lead to
Cross the control of valve so that each process continuously, and whole process carries out in confined space, is entire manufacturing process
The environment of bacteria-and dust-free is provided, by a series of machine driving, so that equipment can change revolving speed to meet different process
Revolving speed need, the present invention improves production efficiency to a certain extent, saves a large amount of people for polyvinyl chloride manufacturing process
Work cost.
In the above manner, those skilled in the art can be made within the scope of the invention according to operating mode it is various
Change.
Claims (8)
1. a kind of polyvinyl chloride manufacturing equipment for medical package, including fuselage, it is characterised in that:
Top is equipped with level-one stir chamber in the fuselage, and the waist is equipped with second level stir chamber, is equipped with below the fuselage
Chamber is rotated, extruding cavity is equipped on the right side of the rotation chamber, the body upper is equipped with left bucket and right bucket, is equipped with and inhales on the left of the fuselage
Enter device, the rotation is intracavitary to be fixedly connected with motor and hydraulic device, is rotatably connected to long axis in the level-one stir chamber, institute
Long axis is stated through the second level stir chamber and extends to the rotation chamber；
When work, the configuration of plasticizer is carried out in the level-one stir chamber, raw material is drawn into described by the suction apparatus
It is stirred configuration, then the plasticizer in the level-one stir chamber is put into the second level stir chamber again, plasticizer and original
Material enters the extruding cavity after being stirred and squeezes out, and finally obtains spare plastic pellet, the present invention by confined space into
Row, controls ingredient by the switch of each valve, and is polychlorostyrene second by the multiple rotating devices of motor driven
The preparation of alkene improves the environment of a bacteria-and dust-free, and improves production efficiency.
2. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: the left bucket
It is interior to be equipped with left chamber, it is equipped with right chamber in the right bucket, left through-hole is communicated with below the left chamber, is communicated with below the right chamber right logical
Hole, the left through-hole and the right through-hole are connected to the level-one stir chamber, are communicated with middle through-hole below the level-one stir chamber,
It is connected to the second level stir chamber below the middle through-hole, lower through-hole is communicated with below the second level stir chamber, the lower through-hole connects
It is connected with the extruding cavity, extrusion is equipped on the right side of the extruding cavity, second level stir chamber upper left side is equipped with import, the import
Feed-throughs and auxiliary through hole are communicated with, the feed-throughs are connected to the suction apparatus.
3. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: described left logical
Left valve block is slidably connected in hole, the left valve block right end is fixedly connected with upper spring and rope, and the left through-hole passes through aperture
It is connected to the right through-hole, the rope is fixedly connected with the right valve block left end being slidably disposed in the right through-hole, the right valve
Piece right end is fixedly connected with push plate.
4. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: the level-one
It stirring and is equipped with level-one heating device in cavity wall, the long axis is fixedly connected with level-one stirring sheet in the level-one stir chamber,
The long axis is fixedly connected with second level stirring sheet in the second level stir chamber, and the long axis rotates intracavitary be fixedly connected described
There is upper bevel gear, is equipped with second level heating device in the second level stirring cavity wall.
5. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: the epicone
Gear is engaged with lower bevel gear, and the lower bevel gear is fixedly connected with the upper horizontal axis with the rotation cavity wall rotation connection, institute
State that horizontal axis is fixedly connected and gear, the gear are engaged with lower gear, the lower gear is fixedly connected with lower horizontal axis, institute
It states horizontal axis and extends in the extruding cavity and be fixedly connected with pressure ram, the lower horizontal axis extends to fixed in the extruding cavity
It is connected with lower pressure ram, is equipped with three-level heating device in the extrusion cavity wall.
6. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: described lower logical
It is communicated with slide opening on the right side of hole, bent plate is slidably connected in the slide opening, the bent plate extends to the lower through-hole, and the bent plate is right
Side is fixedly connected with lower spring, and the slide opening upper wall is rotatably connected to perpendicular quarter butt, and the perpendicular quarter butt upper end is fixedly connected with knob,
It is fixedly connected with cam below the perpendicular quarter butt, is communicated with middle slide opening on the left of the middle through-hole, is fixedly connected in the middle slide opening
There is middle spring, the middle spring is fixedly connected with the middle valve plate being slidably connected with the middle slide opening, and the middle valve plate right end is fixed
It is connected with middle slide bar.
7. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: described hydraulic
Device has been connected by power telescopic rod, and the telescopic rod, which is fixedly connected, is connected with hanging plate, and the hanging plate is rotatably connected to telescopic shaft, institute
It states telescopic shaft spline and is connected with the axle sleeve connecting with the motor power, the telescopic shaft is fixedly connected with upper left gear and upper right
Gear, the lower horizontal axis are fixedly connected with lower-left gear and bottom right gear.
8. a kind of polyvinyl chloride manufacturing equipment for medical package as described in claim 1, it is characterised in that: the axle sleeve
It is fixedly connected with preceding sprocket wheel, the preceding sprocket wheel is sequentially connected with chain, and the chain drive is connected with rear sprocket wheel, the rear sprocket wheel
It is fixedly connected with input shaft, the input shaft is connected by power with the suction apparatus, and suction inlet is equipped with below the suction apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679725.0A CN110355897A (en) | 2019-07-26 | 2019-07-26 | A kind of polyvinyl chloride manufacturing equipment for medical package |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679725.0A CN110355897A (en) | 2019-07-26 | 2019-07-26 | A kind of polyvinyl chloride manufacturing equipment for medical package |
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| CN201910679725.0A Withdrawn CN110355897A (en) | 2019-07-26 | 2019-07-26 | A kind of polyvinyl chloride manufacturing equipment for medical package |
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Application publication date: 20191022 |